The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 19, 2019
Filed:
Apr. 09, 2015
Aptar France Sas, Le Neubourg, FR;
Anthony Saussaye, Saint Sulpice sur Risle, FR;
APTAR FRANCE SAS, Le Neubourg, FR;
Abstract
An autoinjector having a piston rod for a piston of a reservoir, the piston rod movable between a primed position and an injection position; an injection spring urging the piston rod towards its injection position; and an injection lock including a control sleeve containing the piston rod and the injection spring. The piston rod includes a radial recess receiving a substantially-spherical blocking element movable between a blocking and unblocking position and urged radially outwards by the piston rod and held in its blocking position by a blocking ring; and a support member fastened in the control sleeve and having a ring with an axial end in contact with the injection spring, the other axial end supports the blocking element. The blocking ring is engaged on the support member and disengaged by the control sleeve.